K94200 Alloy vs. C70620 Copper-nickel
K94200 alloy belongs to the iron alloys classification, while C70620 copper-nickel belongs to the copper alloys. There are 15 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.
For each property being compared, the top bar is K94200 alloy and the bottom bar is C70620 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 120 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 54 | |
| 46 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 710 | |
| 300 to 570 |
Thermal Properties
| Melting Onset (Solidus), °C | 1440 | |
| 1060 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 390 |
| Thermal Conductivity, W/m-K | 15 | |
| 49 |
| Thermal Expansion, µm/m-K | 5.0 | |
| 17 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 8.9 |
Common Calculations
| Stiffness to Weight: Axial, points | 9.8 | |
| 7.7 |
| Stiffness to Weight: Bending, points | 21 | |
| 19 |
| Strength to Weight: Axial, points | 17 to 24 | |
| 9.3 to 18 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 11 to 17 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 14 |
| Thermal Shock Resistance, points | 49 to 70 | |
| 10 to 20 |